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Jeremy bought four books the cost of three of the books were $13, $10 and $15. the average cost of the four books is at least $14. what is the minimum cost of the fourth book?

Jeremy bought four books the cost of three of the books were $13, $10 and $15. the average cost of the four books is at least $14. what is the minimum cost of the fourth book?
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4 votes
Jeremy bought four books the cost of three of the books were $13, $10 and $15. the average cost of the four books is at least $14. what is the minimum cost of the fourth book?

asked
User Portsample
by
8.3k points

1 Answer

3 votes
(13+10+15+x)÷4=14
X=18
$18
answered
User Markokstate
by
7.5k points
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